Not knowing Julia's backstory proves a major misstep for Elsa, who allows the girl to blackmail her into seeing her step-father. Marcos, unable to figure out the meaning behind a 30-year-old picture of Paula, worries for her safety. Fermin survives a murder attempt, but revealing his injury might get him killed; fortunately, he finds aid. Héctor steps in where Elsa comes up short as head mistress. Evelyn, playing grownups with Paula and boyfriend Javier, reveals an interesting home life. Hearing that Héctor and Elsa are having twins disturbs Jacinta, who presents Elsa with the gift of a music box that triggers an old memory and reveals a disturbing fact. Theft of a test paper and a photo from Mateo's office gets Iván in hot water.
—statmanjeff